Zowie Technology Corporation
MMBT5550
500
300
200
T
J
= +125 C
T
J
= 25 C
o
o
V
CE
=1.0 V
V
CE
=5.0 V
h
FE
, DC CURRENT GAIN
100
T
J
= -55 C
o
50
30
20
10
7.0
5.0
0.1
0.2
0.3
0.5
0.7
1.0
2.0
3.0
5.0
7.0
10
20
30
50
70
100
I
C
, COLLECTOR CURRENT ( mA )
Figure 1. DC Current Gain
V
CE
, COLLECTOR EMITTER VOLTAGE (VOLTS)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1.0
2.0
5.0
10
20
50
I
C
= 1.0 mA
10 mA
30 mA
100 mA
I
B
, BASE CURRENT ( mA )
Figure 2. Collector Saturation Region
10
10
10
10
1
1.0
T
J
= 25 C
o
I
C
, COLLECTOR CURRENT (uA)
0
V
CE
= 30 V
-1
T
J
= 125 C
I
C
= I
CES
o
V, VOLTAGE ( VOLTS )
0.8
V
BE(SAT)
@ I
C
/I
B
= 10
0.6
-2
T
J
= 75 C
o
0.4
10
-3
REVERSE
T
J
= 25 C
o
FORWARD
10
-4
0.2
V
CE(SAT)
@ I
C
/I
B
= 10
10
-5
0
0.3
0.2
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
20 30
50
100
0.4
V
BE
, BASE - EMITTER VOLTAGE (VOLTS)
I
C
, COLLECTOR CURRENT ( mA )
Figure 3. Collector Cut - Off Region
Figure 4. " On " Voltages
REV. : 0
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